(1) the difference between the averages is large, (2) the sample size is large, and. (3) responses are consistently close to the average values and not widely spread out (the standard deviation is low). The t-testâs statistical significance and the t-testâs effect size are the two primary outputs of the t-test.2) the sample size is large, and. (3) responses are consistently close to the average values and not widely spread out (the standard deviation is low). The t-testâs statistical significance and the t-testâs effect size are the two primary outputs of the t-test.
Alaska (23.1 per 100,000) Alaska is the second highest nationally for rates of suicide at 23.1. However, according to the Alaska Bureau of Vital Statistics, this state actually has the highest rate of suicide per capita in the entire country.
Coloradoâs suicide rate is just over 17 deaths per 100,000 people. Rates of depression among the states, based on 2004-05 data, vary from around 7 percent in the least-depressed states to more than 10 percent in states reporting the highest levels.